Java Integration Lead

Lean Tech is seeking a Java Integration Lead to provide technical leadership for engineers developing enterprise integration services across our platforms.

Requirements

• Provide technical guidance to backend integration engineers developing enterprise integrations.
• Design and implement Java-based backend services that support enterprise system integrations.
• Mentor engineers on integration design patterns, distributed system reliability, and backend service development.
• Collaborate with the Director of Development to ensure implementations align with architectural standards and maintain high development velocity across the team.
• Develop APIs and service connectors that integrate SaaS platforms and internal enterprise systems.
• Implement resilient integration patterns including retry strategies, idempotent processing, rate-limit management, pagination handling, and fault-tolerant error handling.
• Develop asynchronous services using RabbitMQ messaging and implement event-driven workflows supporting scalable integration pipelines.
• Ensure services operate effectively within Kubernetes orchestration environments and are designed for Docker-based environments.
• Develop services interacting with enterprise relational databases including PostgreSQL, Microsoft SQL Server, and Oracle Database.
• Implement secure API communication using modern authentication standards and integrate with identity providers using OAuth2 / OIDC authentication.

Benefits

• Professional development opportunities with international customers
• Collaborative work environment
• Career path and mentorship programs
• Join a powerful tech workforce and help us change the world through technology
• Equal opportunity employer
• Inclusive environment for all employees